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Finding the Fourth Proportional to 382,105.00, 573,226.68 and 157,342.86

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Solution

The fourth proportional to 382,105.00, 573,226.68 and 157,342.86 is: 236,042.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,105.00 : 573,226.68 = 157,342.86 : x
  2. Step 2: Convert to fraction form
    382,105.00/573,226.68 = 157,342.86/x
  3. Step 3: Cross multiply
    382,105.00x = 573,226.68 × 157,342.86
  4. Step 4: Simplify right side
    382,105.00x = 90,193,123,433.08
  5. Step 5: Solve for x
    x = 90,193,123,433.08/382,105.00
  6. Step 6: Final answer
    x = 236,042.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.